Hello Aspirants. Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series, which is common for all the competitive exams. We have included Some questions that are repeatedly asked in bank exams !!!
- 67, 68, 64, 73 , ?
A)57
B)53
C)65
D)73Answer – A)57
Solution:
67+1^2 = 67+1 = 68
68-2^2 = 68-4 = 64
64+3^2 = 64+9 = 73
73-4^2 = 73-16 = 57 - 131, 138, 154, 188 ?
A)243
B)249
C)224
D)232Answer – B)249
Solution:
131+7 = 138………….(7)
138+16 = 154…………(7+9 = 16)
154+34 = 188…………(16+18 = 34)
188+61 = 249………..(34+27 = 61) - 657, 679, 712, 756, ?
A)814
B)824
C)811
D)921Answer – C)811
Solution:
657+22 = 679
679+33 = 712
712+44 = 756
756+55 = 811 - 27, 54, 324, 5832, ?
A) 341982
B) 314892
C) 341928
D) 314928Answer – D) 314928
Solution:
27*2=54
54*6 =324…..(2*3 =6)
324*18 = 5832….(6*3)
5832*54 =314928….(18*3=54) - 39, 40, 162, 1461, ?
A)37231
B)23737
C)23380
D)27733Answer – C)23380
Solution:
39*1^2+1 = 39+1 = 40
40*2^2+2 = 40*4+2 = 162
162*3^2+3 = 162*9+3 = 1461
1461*4^2+4 = 23380 - 23, 22, 40, 111, ?
A)428
B)563
C)462
D)436Answer – A)428
Solution:
23*1 -1^2 = 23-1 = 22
22*2-2^2 = 44 – 4 = 40
40*3-3^2 = 120 – 9= 111
111*4-4^2 = 444-16 = 428 - 13, 27, 83, 335, ?
A)1729
B)1679
C)1972
D)1277Answer – B)1679
Solution:
13*2+1 = 27
27*3+2 = 83
83*4+3 = 335
335*5+4 = 1679 - 217, 221, 231, 249, ?
A)246
B)264
C)256
D)277Answer – D)277
Solution:
217+(3^2-5) = 217+4 = 221
221+(4^2-6) = 221+10 = 231
231+(5^2-7) = 231+18 = 249
249+(6^2-8) = 249+28 = 277 - 156, 76, 150, 73 ,144, ?
A)75
B)86
C)70
D)88Answer – C)70
Solution:
156÷2-2 = 76
76*2-2 = 150
150÷2-2 = 73
73*2 – 2 = 144
144 ÷2-2 = 70 - 1723, 1602, 1521, 1472, ?
A)1447
B)1432
C)1471
D)1747Answer – A)1447
Solution:
1723-11^2 = 1723 – 121 =1602
1602-9^2 = 1602-81 = 1521
1521-7^2 = 3248 – 49 = 1472
1472-5^2 = 3199-25 = 1447
Note : Dear Friends if u know an alternate methods or shortcuts related to any chapter, you can share here.
AffairsCloud Recommends Oliveboard Mock Test
AffairsCloud Ebook - Support Us to Grow
Govt Jobs by Category
Bank Jobs Notification